CN102052312A - Scroll compressor - Google Patents
Scroll compressor Download PDFInfo
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- CN102052312A CN102052312A CN 201010615711 CN201010615711A CN102052312A CN 102052312 A CN102052312 A CN 102052312A CN 201010615711 CN201010615711 CN 201010615711 CN 201010615711 A CN201010615711 A CN 201010615711A CN 102052312 A CN102052312 A CN 102052312A
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Abstract
The invention discloses a scroll compressor. The scroll compressor comprises a housing (6), a fixed scroll plate (1) with scroll teeth, a movable scroll plate (2) with scroll teeth, supporting parts (3) supporting the fixed scroll plate (1) and the movable scroll plate (2), an electric motor (5) driving the movable scroll plate (2) to move, a fluid jet structure arranged in the fixed scroll plate (1), a channel unit used for leading fluid into the fluid jet structure from the external part of the scroll compressor and an external connecting pipeline component. The fluid jet structure is utilized for jetting the fluid into the compression cavity of the scroll compressor, so that the working efficiency is improved.
Description
Technical field
The present invention relates to a kind of scroll compressor, more specifically, the present invention relates to a kind of scroll compressor that has improved fluid ejection apparatus.
Background technique
In the scroll compressor of prior art, compression chamber is meshing with each other by the dynamic and static scroll of two digamma function equation molded lines and forms.In air-breathing, compression, exhaust work process, fixed scroll is fixed on the frame, and moving scroll is driven by eccentric shaft and by the anti-rotation mechanism restriction, around fixed scroll basic circle center, does the very plane rotation of minor radius.Gas sucks the periphery that coil in quiet whirlpool by air filtering core, and along with the eccentric shaft rotation, gas is progressively compressed in several crescent shape compression chambers that the dish engagement of sound whirlpool is made up, and is discharged continuously by the axial bore of fixed scroll central module then.
But, if when common refrigerated air-conditioning system is used to heat, particularly in the north during winter, lower and under the condensing temperature condition with higher in evaporating temperature, the pressure ratio of scroll compressor is excessive, and make that the specific volume of compressor air suction end is big, thus the not enough and delivery temperature rising of heating capacity caused, thereby make the working efficiency of scroll compressor also decrease.In addition, if scroll compressor is worked for a long time, will cause serious harm under this state to scroll compressor itself.In order to address the above problem the common settling mode of problem that delivery temperature particularly sharply raises is the purpose that realizes reducing delivery temperature from the mode that overcooled liquid is drawn in the outlet of condenser and the refrigeration components and parts such as heat exchanger or heating power expansion valve of flowing through then spray into the liquids and gases of relative low temperature to the active chamber of scroll compressor.
Summary of the invention
In order to solve aforesaid problem, the present invention has designed a kind of scroll compressor that has the fluid jet structure,, stably works under the high exhaust temperature at low-temperature heating condition and high pressure ratio to realize scroll compressor.Scroll compressor according to the present invention comprises: housing, the fixed scroll that has the whirlpool tooth has the motion vortex dish of whirlpool tooth, the supporting part of support fixation scroll and motion vortex dish, with the motor that drives described motion vortex dish motion, described fixed scroll is provided with the fluid jet structure; Passage component is used for fluid from the described fluid jet structure of the outside introducing of scroll compressor; With the external pipe parts.
Preferably, described passage component comprises connected element and conduit component.
Preferably, described conduit component further comprises elbow, bend pipe and straight tube.
Preferably, described elbow is a flange plate.
Preferably, described bend pipe is a flexible pipe, further helps the fluid jet structure and is connected with fluid between other fluid passage.
Preferably, an end of described conduit component is welded to described connected element, thereby can guarantee being tightly connected between above-mentioned two parts.
Preferably, the fluid jet structure in the described fixed scroll connects by taking over assembly.
Preferably, described supporting part is provided with passage, and an end of described passage is communicated with described fluid jet structural fluid, and the other end of described passage is communicated with described external pipe parts fluid.By passage is set in supporting part, can save connected element, thereby reduce the quantity of element
Preferably, described external pipe parts are welded to described connected element.
Preferably, described external pipe parts are connected to described connected element by O shape circle.
By adopting the scroll compressor that has the fluid jet structure of the present invention, can improve the working efficiency and the operating life of scroll compressor effectively.
Description of drawings
Below in conjunction with drawings and embodiments the utility model is described in further detail:
Fig. 1 is the sectional view according to the scroll compressor of first embodiment of the present invention;
Fig. 2 is the compressor cross sectional plan view that has the hydrojet passage;
Fig. 3 is the cooperation figure of fixed scroll scroll wrap and motion vortex dish scroll wrap;
Fig. 4 is the sectional view of first kind of Placement of connected element and external tunnel tube;
Fig. 5 is the sectional view of second kind of Placement of connected element and external tunnel tube;
Fig. 6 is the sectional view of first kind of Placement of connected element and conduit component;
Fig. 7 is the sectional view of second kind of Placement of connected element and conduit component;
Fig. 8 is the sectional view according to the scroll compressor of second embodiment of the present invention;
Fig. 9 is Fig. 8 partial enlarged drawing;
Figure 10 is the sectional view of internal pipeline parts;
Figure 11 is the sectional view of internal pipeline parts;
Figure 12 is the amplification sectional view that connects between scroll compressor housing and the externally connected pipe.
Embodiment
Describe each embodiment of the present invention in detail below with reference to accompanying drawing, wherein identical or similar reference character is represented identical or similar element or the element with same or similar function all the time in the accompanying drawing.But, below only be exemplary by the embodiment that is described with reference to the drawings, its purpose only is to explain the present invention, and can not be interpreted as limiting the scope of the invention.
At first with reference to figure 1, Fig. 1 has shown the sectional view according to the scroll compressor 100 of a specific embodiment of the present invention.
As shown in fig. 1, scroll compressor 100 mainly comprises: fixed scroll 1 is formed with whirlpool tooth 51 on it; Motion vortex dish 2 is formed with whirlpool tooth 52 on it; Supporting part 3 is used for the assembly that support fixation scroll 1 and motion vortex dish 2 constitute; Bent axle 4 is used for actuation movement scroll 2; Motor 5, it is connected with actuation movement scroll 2 with bent axle 4, makes 1 motion of described motion vortex dish 2 relative fixed scroll; The housing 6 of general cylindrical shape is used to form the cylindrical shape enclosed space of scroll compressor, and to hold each critical piece of scroll compressor, wherein said housing 6 is welded by housing 22, lower casing 23 bodies and middle casing 24.
Each parts of scroll compressor 100 below will be described in further detail.As shown in figures 1 and 3, fixed scroll 1 is provided with whirlpool tooth 51, it adopts Milling Process to become spiral yarn shaped, motion vortex dish 2 then be provided with fixed scroll 1 on whirlpool tooth 51 corresponding whirlpool teeth 52, described two whirlpool teeth are engaged with each other as illustrated in fig. 3, form a series of meniscate compression chambers 53.At the scroll compressor duration of work, bent axle 4 is driving motion vortex dish 2 revolution translation with respect to the no rotation of fixed scroll 1 do under the constraint of cross mechanism (not being shown specifically among the figure) under the driving of motor 5, and this relative movement between fixed scroll 1 and the motion vortex dish 2 causes that the compression chamber volume constantly reduces in compression process, thereby increase the pressure in the described crescent shape compression chamber, refrigeration agent is compressed.
As depicted in figs. 1 and 2, in first embodiment of the present invention, fixed scroll 1 is provided with spray hole 21 and fluid passage 11, one end of described fluid passage 11 is communicated with described spray hole 21 fluids, and the other end of described fluid passage 11 is communicated with conduit component 10 fluids, and wherein said conduit component 10 can adopt the mode of welding to be sealably coupled to described fluid passage 11.But should be noted that above-mentioned Placement also can be expanded joint, O type circle or be threaded etc.
Continuation is with reference to Fig. 1, and Fig. 4-7, further is provided with connected element 8 in described housing 6 inside, its role is to connecting pipe parts 10 and external passage component 9, and the relative housing 6 of these two parts is fixed.This connected element 8 is processed with the passage 26 that passage 26 and an end of perforate 25 described connected elements 8 are sealably coupled to described conduit component 10, and an external passage component 9 is sealably coupled to the other end of described connected element 8 by described perforate 25.Mode such as wherein said connected element 8 can adopt with the mode of being tightly connected of described conduit component 10 and be threaded, expanded joint or O type circle are connected.Similarly, described connected element 8 and described external passage component 9 be connected sealing means also can adopt be threaded, Placement such as expanded joint or O type circle.
Simultaneously, also have on the described housing 6 with perforate 25 positions of connected element 8, big or small corresponding through hole and be tightly connected mutually with connected element 8 so that described external passage component 9 passes housing 6.Simultaneously, described external passage component 9 is tightly connected together by welding manner and housing 6, to play the effect of sealing and fixing.Certainly, external passage component 9 and the Placement of housing 6 also can be to be threaded or a part that plays auxiliary fixing and seal action etc. to be installed to realize being tightly connected function outside housing 6.
When scroll compressor was worked, fluid jet was carried out in the following manner.At first, fluid imports scroll compressor inside by external passage component 9 from the outside, after connected element 8, enter via conduit component 10 in the fluid passage 11 of fixed scroll 1, and spurt in the compression chamber by the spray hole of opening on the spray hole fixed scroll 1 21.
Figure 12 has shown the schematic representation of housing 6 with outside liquid-spraying pipe 9 intermediate connectors 20, and intermediate connector can be welding with housing 6 or be threaded; Intermediate connector 20 and seal form between the external passage component 9 can be welding or be threaded etc.
Describe in detail according to second embodiment of the present invention referring now to Fig. 8 and Fig. 9.
In second embodiment, with same or analogous parts in first embodiment for purpose clearly and no longer be repeated in this description.
Different with first embodiment is that supporting part 3 is formed with passage 14 and the open communication 27 that is connected with passage 14 at its radial edges place.Simultaneously, described housing 6 is provided with and described open communication 27 corresponding through holes 28, is communicated with passage 14 fluids in the described supporting part 3 thereby make external passage component 9 can pass described through hole 28 on the housing 6 and open communication 27.Modes such as external passage component 9 can adopt and be threaded, O type circle sealing or welding are sealably coupled in the open communication 27 of supporting part 3.Similar to first embodiment, external passage component 9 can adopt welding to realize with being tightly connected of housing 6, perhaps can realize by introducing a junction spare.
Described fixed scroll 1 its radially outer edge, be provided with a corresponding butt joint passage 13 with passage 14 corresponding positions in the supporting part 3, this butt joint passage 13 is communicated with passage 14 fluids of described supporting component 3, and fixed scroll 1 and supporting part 3 butt joint passage 13 and passage 14 places of combining can adopt O type circle or seal form such as bonding on every side, in case the fluid stopping body is in this junction point leakage.
Simultaneously, shown in Fig. 8,7,8, can adopt the adapter assembly 12 of a moulding pipe or flexible pipe to realize between the passage 14 that the fluid passage 11 of described fixed scroll 1 and fixed scroll 1 are opened, forms such as the seal form of taking over assembly 12 two ends can adopt O type circle, is threaded, flange plate or welding.
Figure 10 has shown the sectional view of taking over assembly 10, and wherein taking over assembly 10 can be complete moulding bend pipe or cast member, also can be that several connecting tubes are formed by connecting.Flange plate 17 is used for the passage 11 of connection pipe fitting 15 and fixed scroll 1, and certainly, flange plate 17 can be replaced with other suitable part that is used to connect.Modes such as connection pipe fitting 15 can adopt with the mode of being tightly connected of fluid passage 11 and be threaded, welding, O type circle.Taking over assembly 10 is under the situation about being formed by connecting by several connecting tubes, and bend pipe 15 and straight tube 16 are connected to each other by welding manner and take over assembly 10 to form.
Figure 11 has shown the sectional view of winding pipe assembly 12.Flange plate 17 is used for connection pipe fitting 18 and fixed scroll 1 crosspassage 11, and flange plate 17 can be replaced with other part form, and by the seal form decision of pipe fitting 18 with horizontal channel 11, its sealing can be forms such as screw thread, welding, O type circle; And passage 12 can be used modes such as threaded connector, welding or O type circle with fixed scroll Vertical Channel 13 seal form.Bend pipe 18 and vertical tube 19 are used to constitute passage 12, and it connects and sealing means can also be a complete moulding bend pipe or cast member etc. with welding.
With working procedure in first embodiment similarly, in housing 6 inside of scroll compressor to form an internal flow injection channel, fluid flows into scroll compressor inside from external passage component 9, enter in the fixed scroll 1 by 14 in the supporting part 3, enter fluid passage 11 in the fixed scroll 1 once more by taking over parts 15 subsequently, at last by spray hole ejection, with realize when scroll compressor under heating condition by scroll compressor inside hydrojet being realized reducing the purpose of compressor air-discharging.
Only be indicative on the above-mentioned illustrative in nature of the present invention, the variation that any and the present invention are equal to should not thought and exceeded protection scope of the present invention.
Claims (10)
1. scroll compressor, comprise: housing (6), the fixed scroll (1) that has the whirlpool tooth, the motion vortex dish (2) that has the whirlpool tooth, the supporting part (3) of support fixation scroll (1) and motion vortex dish (2), motor (5) with driving described motion vortex dish (2) motion is characterized in that this scroll compressor further comprises:
Be arranged on the fluid jet structure of described fixed scroll (1);
Passage component is used for fluid from the described fluid jet structure of the outside introducing of scroll compressor; With external pipe parts (9).
2. scroll compressor according to claim 1 is characterized in that, described passage component comprises connected element (8) and conduit component (10).
3. scroll compressor according to claim 2 is characterized in that, described conduit component (10) further comprises elbow (17), bend pipe (18) and straight tube (19).
4. scroll compressor according to claim 3 is characterized in that, described elbow (17) is a flange plate.
5. scroll compressor according to claim 3 is characterized in that, described bend pipe (18) is a flexible pipe.
6. scroll compressor according to claim 2 is characterized in that, an end of described conduit component (10) is welded to described connected element (8).
7. scroll compressor according to claim 1 is characterized in that, the fluid jet structure in the described fixed scroll (1) connects by taking over assembly (12).
8. scroll compressor according to claim 7, it is characterized in that, described supporting part (3) is provided with passage (14), and an end of described passage (14) is communicated with described fluid jet structural fluid, and the other end of described passage (14) is communicated with described external pipe parts (9) fluid.
9. scroll compressor according to claim 2 is characterized in that, described external pipe parts (9) are welded to described connected element (8).
10. scroll compressor according to claim 2 is characterized in that, described external pipe parts (9) are connected to described connected element (8) by O shape circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010615711 CN102052312B (en) | 2010-12-31 | 2010-12-31 | Scroll compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010615711 CN102052312B (en) | 2010-12-31 | 2010-12-31 | Scroll compressor |
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| Publication Number | Publication Date |
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| CN102052312A true CN102052312A (en) | 2011-05-11 |
| CN102052312B CN102052312B (en) | 2013-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010615711 Active CN102052312B (en) | 2010-12-31 | 2010-12-31 | Scroll compressor |
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| CN (1) | CN102052312B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128649A (en) * | 2013-10-25 | 2014-11-05 | 柳州易舟汽车空调有限公司 | Processing method for cross-shaped slip ring groove of movable scroll plate |
| CN107061268A (en) * | 2017-03-31 | 2017-08-18 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of screw compressor and its refrigerant supplementing structure |
| US11371504B2 (en) * | 2019-09-29 | 2022-06-28 | Danfoss (Tianjin) Ltd. | Scroll compressor |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109779908A (en) * | 2019-02-20 | 2019-05-21 | 珠海格力节能环保制冷技术研究中心有限公司 | The fluid ejection apparatus of flexible connection, screw compressor and air conditioner with the device |
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| US20070059193A1 (en) * | 2005-09-12 | 2007-03-15 | Copeland Corporation | Scroll compressor with vapor injection |
| CN100335789C (en) * | 2002-01-16 | 2007-09-05 | 爱默生气候技术公司 | Vortex comprexxor with steam jet |
| CN101258327A (en) * | 2005-07-29 | 2008-09-03 | 爱默生气候技术公司 | Compressor with fluid injection system |
| CN201310464Y (en) * | 2008-10-24 | 2009-09-16 | 珠海格力电器股份有限公司 | Scroll compressor with air supply structure |
| CN101761476A (en) * | 2009-12-22 | 2010-06-30 | 大连三洋压缩机有限公司 | Scroll compressor |
| CN201953655U (en) * | 2010-12-31 | 2011-08-31 | 丹佛斯（天津）有限公司 | Scroll compressor |
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2010
- 2010-12-31 CN CN 201010615711 patent/CN102052312B/en active Active
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| CN100335789C (en) * | 2002-01-16 | 2007-09-05 | 爱默生气候技术公司 | Vortex comprexxor with steam jet |
| CN100545455C (en) * | 2002-01-16 | 2009-09-30 | 爱默生气候技术公司 | The scroll compressor that has vapour injection |
| CN101258327A (en) * | 2005-07-29 | 2008-09-03 | 爱默生气候技术公司 | Compressor with fluid injection system |
| US20070059193A1 (en) * | 2005-09-12 | 2007-03-15 | Copeland Corporation | Scroll compressor with vapor injection |
| CN201310464Y (en) * | 2008-10-24 | 2009-09-16 | 珠海格力电器股份有限公司 | Scroll compressor with air supply structure |
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| CN201953655U (en) * | 2010-12-31 | 2011-08-31 | 丹佛斯（天津）有限公司 | Scroll compressor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104128649A (en) * | 2013-10-25 | 2014-11-05 | 柳州易舟汽车空调有限公司 | Processing method for cross-shaped slip ring groove of movable scroll plate |
| CN104128649B (en) * | 2013-10-25 | 2016-08-31 | 柳州易舟汽车空调有限公司 | The processing method of orbiter cross slip-ring groove |
| CN107061268A (en) * | 2017-03-31 | 2017-08-18 | 珠海格力节能环保制冷技术研究中心有限公司 | A kind of screw compressor and its refrigerant supplementing structure |
| US11371504B2 (en) * | 2019-09-29 | 2022-06-28 | Danfoss (Tianjin) Ltd. | Scroll compressor |
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| Publication number | Publication date |
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| CN102052312B (en) | 2013-08-14 |
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